FRP: Use SUW theme for factory reset protection flow

Bug: 37224506
Test: adb shell settings put global device_provisioned 0 && adb shell am start -a android.app.action.CONFIRM_FRP_CREDENTIAL com.android.settings; verify it uses correct theme
Change-Id: I237d8d84840398ebfdc97bf99dce07447042b349
diff --git a/src/com/android/settings/password/ChooseLockSettingsHelper.java b/src/com/android/settings/password/ChooseLockSettingsHelper.java
index b5a838f..806ee67 100644
--- a/src/com/android/settings/password/ChooseLockSettingsHelper.java
+++ b/src/com/android/settings/password/ChooseLockSettingsHelper.java
@@ -250,12 +250,13 @@
             CharSequence message, Class<?> activityClass, boolean returnCredentials,
             boolean external, boolean hasChallenge, long challenge,
             int userId, @Nullable CharSequence alternateButton) {
+        final boolean frp = (userId == LockPatternUtils.USER_FRP);
         final Intent intent = new Intent();
         intent.putExtra(ConfirmDeviceCredentialBaseFragment.TITLE_TEXT, title);
         intent.putExtra(ConfirmDeviceCredentialBaseFragment.HEADER_TEXT, header);
         intent.putExtra(ConfirmDeviceCredentialBaseFragment.DETAILS_TEXT, message);
         intent.putExtra(ConfirmDeviceCredentialBaseFragment.ALLOW_FP_AUTHENTICATION, external);
-        intent.putExtra(ConfirmDeviceCredentialBaseFragment.DARK_THEME, external);
+        intent.putExtra(ConfirmDeviceCredentialBaseFragment.DARK_THEME, external && !frp);
         intent.putExtra(ConfirmDeviceCredentialBaseFragment.SHOW_CANCEL_BUTTON, external);
         intent.putExtra(ConfirmDeviceCredentialBaseFragment.SHOW_WHEN_LOCKED, external);
         intent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_RETURN_CREDENTIALS, returnCredentials);